diff --git a/mhd_wms/src/main/java/com/mhd/wms/application/service/stockOutOrder/StockOutOrderApplicationService.java b/mhd_wms/src/main/java/com/mhd/wms/application/service/stockOutOrder/StockOutOrderApplicationService.java
index 6aa98028f..c33d4f4fc 100644
--- a/mhd_wms/src/main/java/com/mhd/wms/application/service/stockOutOrder/StockOutOrderApplicationService.java
+++ b/mhd_wms/src/main/java/com/mhd/wms/application/service/stockOutOrder/StockOutOrderApplicationService.java
@@ -614,8 +614,8 @@ public class StockOutOrderApplicationService {
             List<OutMaterialDetail> outMaterialDetailList = outMaterialDetailService.list(new QueryWrapper<OutMaterialDetail>().lambda()
                     .eq(OutMaterialDetail::getOutOrderNumber, stockOutOrderDb.getOutOrderNumber()));
             List<OutMaterialDetailDO> materialDetailList = cn.hutool.core.bean.BeanUtil.copyToList(outMaterialDetailList, OutMaterialDetailDO.class);
+            List<OutMaterialDetailDO> materialDetailList2 = new ArrayList<>();
             for (OutMaterialDetailDO detail : materialDetailList) {
-                detail.setAllocationQuantity(detail.getQuantity());
                 String batchRefNo = detail.getBatchRefNo();
                 String sheetRefNo = detail.getSheetRefNo();
                 String boxPalletNo = detail.getBoxPalletNo();
@@ -630,15 +630,36 @@ public class StockOutOrderApplicationService {
                 if (materialInventories == null || materialInventories.isEmpty()) {
                     throw new ServiceException("库存不存在：" + batchRefNo + " " + sheetRefNo + " " + boxPalletNo);
                 }
-                MaterialInventory materialInventory = materialInventories.get(0);
-                detail.setMaterialInventoryId(materialInventory.getMaterialInventoryId());
-                detail.setStorageLocationId(materialInventory.getStorageLocationId());
-                detail.setStorageLocationName(materialInventory.getStorageLocationName());
-                detail.setStorageLocationCode(materialInventory.getStorageLocationCode());
-                detail.setStorageSectionId(materialInventory.getStorageSectionId());
-                detail.setStorageName(materialInventory.getStorageName());
-                detail.setStorageCode(materialInventory.getStorageCode());
-                detail.setInventoryQuantity(materialInventory.getInventoryQuantity());
+
+                BigDecimal remainingQuantity = detail.getQuantity();  // 计划数量
+                for (MaterialInventory materialInventory : materialInventories) {
+                    if (remainingQuantity.compareTo(BigDecimal.ZERO) <= 0) {
+                        break;
+                    }
+                    // 当前物料的可用库存
+                    BigDecimal availableStock = materialInventory.getAllocationQuantity();
+                    // 如果当前物料没有库存，跳过
+                    if (availableStock == null || availableStock.compareTo(BigDecimal.ZERO) <= 0) {
+                        continue;
+                    }
+                    // 计算本次能扣减的数量：取 剩余计划 和 当前库存 的较小值
+                    BigDecimal deductQuantity = remainingQuantity.compareTo(availableStock) <= 0
+                            ? remainingQuantity   // 剩余计划 <= 库存，扣剩余计划
+                            : availableStock;      // 剩余计划 > 库存，扣全部库存
+
+                    detail.setMaterialInventoryId(materialInventory.getMaterialInventoryId());
+                    detail.setStorageLocationId(materialInventory.getStorageLocationId());
+                    detail.setStorageLocationName(materialInventory.getStorageLocationName());
+                    detail.setStorageLocationCode(materialInventory.getStorageLocationCode());
+                    detail.setStorageSectionId(materialInventory.getStorageSectionId());
+                    detail.setStorageName(materialInventory.getStorageName());
+                    detail.setStorageCode(materialInventory.getStorageCode());
+                    detail.setInventoryQuantity(materialInventory.getInventoryQuantity());
+                    detail.setAllocationQuantity(deductQuantity);
+                    materialDetailList2.add(detail);
+                    // 更新剩余计划数量
+                    remainingQuantity = remainingQuantity.subtract(deductQuantity);
+                }
             }
             stockOutOrderD.setMaterialDetailList(materialDetailList);
             StockOutOrderDO assembleStockOutOrderDO = assembleParamByOutOrder(stockOutOrderD);